Provision: Set Settings.Secure.USER_SETUP_COMPLETE bit

Set Settings.Secure.USER_SETUP_COMPLETE bit to allow other apps to know the user has complete the
setup wizard (like gapps SetupWizard apk does). Settings.Secure.USER_SETUP_COMPLETE bit is needed
in order to things working from the first steps (like QuickSettings or KeyguardSelector stuff)

Patchset 2: Remove reflection access to Settings.Secure.USER_SETUP_COMPLETE

Change-Id: I26af187ac13fd9100ebc2b32e633facc282a2802
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>